Locking joint for pipe systems
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United States of America Patent
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-
Mar 29, 1994
Grant Date -
N/A
app pub date -
Nov 6, 1992
filing date -
Nov 7, 1991
priority date (Note) -
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Abstract
A socket joint for ductile cast iron pipes is locked by toothed locking ring inserts 15 and a counter-flange 11. At least one elastic lip 19 is inserted between the locking ring and the rear face of a rigid stop ring which encloses the smooth or male end of the pipe 1.
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